551606
type: TaxonName
creator: www.organismnames.com
title: Helicelasma prisca
name complete: Helicelasma prisca
nomenclatural code: ICZN
published in: [Rugosa and their biostratigraphy of Upper Ordovician and Lower Silurian (Chingiz-Tarbagatai region).] Nauka, Alma-Ata, 1986: 1-114. 54 [Zoological Record Volume 123]
microreference: 54